Provides classes to deal with creation and manipulation of MIME
messages:

- Create MIME email, with HTML, attachments, embedded images, etc.
- Advanced method of creating MIME messages.
- Decodes MIME messages to a usable structure.
- An XML DTD to accompany the getXML() method of the decoding class.
- An XSLT stylesheet to transform the output of the getXML() method
  back to an email.
